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// Copyright 2013 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef REMOTING_HOST_DESKTOP_SHAPE_TRACKER_H_
#define REMOTING_HOST_DESKTOP_SHAPE_TRACKER_H_
#include "base/macros.h"
#include "base/memory/scoped_ptr.h"
namespace webrtc {
class DesktopCaptureOptions;
class DesktopRegion;
} // namespace webrtc
namespace remoting {
// Tracks changes in the area of the desktop that is occupied by windows.
class DesktopShapeTracker {
public:
static scoped_ptr<DesktopShapeTracker> Create(
webrtc::DesktopCaptureOptions options);
DesktopShapeTracker() {}
virtual ~DesktopShapeTracker() {}
// Recalculates the desktop shape, as returned by desktop_shape();
virtual void RefreshDesktopShape() = 0;
// Returns a reference to the most recently capture desktop shape.
virtual const webrtc::DesktopRegion& desktop_shape() = 0;
private:
DISALLOW_COPY_AND_ASSIGN(DesktopShapeTracker);
};
} // namespace remoting
#endif // REMOTING_HOST_DESKTOP_SHAPE_TRACKER_H_
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